Chew like chinchillas (4)
I believe the answer is:
gnaw
(Other definitions for gnaw that I've seen before include "Attack with teeth" , "Chew at, work with teeth" , "Bite persistently, grind" , "Eat at" , "Chew steadily at" .)
I believe the answer is:
gnaw
(Other definitions for gnaw that I've seen before include "Attack with teeth" , "Chew at, work with teeth" , "Bite persistently, grind" , "Eat at" , "Chew steadily at" .)